US Patent Issued to Provincial Health Services Authority on Feb. 10 for "Water jet light guide for in-vivo spectroscopy" (Canadian Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,543,954, issued on Feb. 10, was assigned to Provincial Health Services Authority (Vancouver, Canada).

"Water jet light guide for in-vivo spectroscopy" was invented by Haishan Zeng (Vancouver, Canada), Michael Short (Vancouver, Canada) and Yunxian Tian (Vancouver, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system useful for in vivo and ex vivo spectroscopy comprises a water source connected to supply water through a passage to an outlet at a flow rate sufficient to issue a laminar water jet from the outlet, a light source operative to emit a light beam that is guided to a sample by the water jet, and an analysis unit connected to receive col...